In which one among the following situations, the bulb would glow the most? (Consider all batteries are the same)
- A. Circuit (a) ✓
- B. Circuit (b)
- C. Circuit (c)
- D. Circuit (d)
Correct Answer: A. Circuit (a)
Explanation
The bulb glows the brightest in a circuit where the batteries are connected in series, providing the maximum equivalent voltage to drive the highest current through the bulb.
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